fix(Webhook Node): Binary data handling (#7804)

Github issue / Community forum post (link here to close automatically):

packages/nodes-base/nodes/Webhook/Webhook.node.ts

@@ -38,7 +38,7 @@ export class Webhook extends Node {
 		icon: 'file:webhook.svg',
 		name: 'webhook',
 		group: ['trigger'],
-		version: 1,
+		version: [1, 1.1],
 		description: 'Starts the workflow when a webhook is called',
 		eventTriggerDescription: 'Waiting for you to call the Test URL',
 		activationMessage: 'You can now make calls to your production webhook URL.',
@@ -125,6 +125,17 @@ export class Webhook extends Node {
 			return this.handleFormData(context);
 		}
 
+		const nodeVersion = context.getNode().typeVersion;
+		if (nodeVersion > 1 && !req.body && !options.rawBody) {
+			try {
+				return await this.handleBinaryData(context);
+			} catch (error) {}
+		}
+
+		if (options.rawBody && !req.rawBody) {
+			await req.readRawBody();
+		}
+
 		const response: INodeExecutionData = {
 			json: {
 				headers: req.headers,
@@ -135,7 +146,7 @@ export class Webhook extends Node {
 			binary: options.rawBody
 				? {
 						data: {
-							data: req.rawBody.toString(BINARY_ENCODING),
+							data: (req.rawBody ?? '').toString(BINARY_ENCODING),
 							mimeType: req.contentType ?? 'application/json',
 						},
 				  }
@@ -215,6 +226,7 @@ export class Webhook extends Node {
 		};
 
 		let count = 0;
+
 		for (const key of Object.keys(files)) {
 			const processFiles: MultiPartFormData.File[] = [];
 			let multiFile = false;
@@ -247,6 +259,7 @@ export class Webhook extends Node {
 				count += 1;
 			}
 		}
+
 		return { workflowData: [[returnItem]] };
 	}
 
@@ -272,12 +285,18 @@ export class Webhook extends Node {
 
 			const binaryPropertyName = (options.binaryPropertyName || 'data') as string;
 			const fileName = req.contentDisposition?.filename ?? uuid();
-			returnItem.binary![binaryPropertyName] = await context.nodeHelpers.copyBinaryFile(
+			const binaryData = await context.nodeHelpers.copyBinaryFile(
 				binaryFile.path,
 				fileName,
 				req.contentType ?? 'application/octet-stream',
 			);
 
+			if (!binaryData.data) {
+				return { workflowData: [[returnItem]] };
+			}
+
+			returnItem.binary![binaryPropertyName] = binaryData;
+
 			return { workflowData: [[returnItem]] };
 		} catch (error) {
 			throw new NodeOperationError(context.getNode(), error as Error);